<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        p {
            width: 230px;
            background-color: skyblue;
            white-space: nowrap;
            overflow: hidden;
            animation: no 4s steps(14);
        }
        
        @keyframes no {
            100% {
                width: 230px;
            }
        }
    </style>
</head>

<body>
    <p>我是你爸爸真伟大，养你这么大</p>
</body>

</html>